threads listlengths 1 2.99k |
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[
{
"msg_contents": "I've had a good look and to no avail. Can someone please answer me this:\n\n-Can plpgsql functions be used to return multiple result sets in ver 7.2 at all?\nor is this only a feature enabled in 7.3?\n\nIf it is possible in 7.2 can you please give me an example that would return multiple rows... |
[
{
"msg_contents": "This patch adds a note to the documentation describing why the\nperformance of min() and max() is slow when applied to the entire table,\nand suggesting the simple workaround most experienced Pg users\neventually learn about (SELECT xyz ... ORDER BY xyz LIMIT 1).\n\nAny suggestions on improvi... |
[
{
"msg_contents": "Has anyone seriously tried out this package?\n\nIt looks like a \"cheaper variant on ERWin,\" with the merit of having\nsome PostgreSQL support. \n\nIt only runs on WinTel, which is somewhat unfortunate, but I haven't\ngotten the sort of diagramming I have been looking for out of AutoDoc,\ns... |
[
{
"msg_contents": "Currently in pg_hba.conf you specify the ip addresses that can\nconnect with 2 fields: the ip address and the mask.\n\nWhat do you think about changing it to ip address/mask? Where\nmask can be both the current mask, or the prefix length.\n\nIt's so much handier to use, especially for ipv6.\... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Justin Clift [mailto:justin@postgresql.org] \n> Sent: 02 February 2003 15:01\n> To: Bruce Momjian\n> Cc: Lamar Owen; PostgreSQL-development\n> Subject: Re: [HACKERS] Windows Build System - My final thoughts\n> \n> >> Hey, if we make a really \n> >>ba... |
[
{
"msg_contents": "The plan for 7.3.2 release is for Marc to wrap the tarball tomorrow and\nannounce on Tuesday. I have already stamped the version number and\nupdated the release history in CVS, but is there anyone out there with\nlast-minute fixes?\n\nIn particular, is there anything that needs to be done to... |
[
{
"msg_contents": "\nAs you may have noticed we have recently revamped the Interactive\nDocumentation on the website (http://www.postgresql.org/docs). This has\nraised a couple of questions about how the idocs should work, so I'd\nlike to get some votes on the following 2 issues:\n\n1) How should comments be li... |
[
{
"msg_contents": "Tom,\n\n> In the end, the only reasonable way to handle this kind of thing is\n> to teach the query planner about it. Considering the small number\n> of cases that are usefully optimizable (basically only MIN and MAX\n> on a single table without any WHERE or GROUP clauses), and the ready\n> ... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Neil Conway [mailto:neilc@samurai.com] \n> Sent: 02 February 2003 20:52\n> To: Dave Page\n> Cc: PostgreSQL Hackers\n> Subject: Re: [HACKERS] Interactive Documentation - how do you \n> want it towork?\n>\n> > 2) Bearing in mind your answer to the previ... |
[
{
"msg_contents": "Folks,\n\nI think we should PGP sign all the \"official\" packages that are provided\nfor download from the various mirror sites. IMHO, this is important\nbecause:\n\n- ensuring that end users can trust PostgreSQL is an important part to\ngetting the product used in mission-critical applicati... |
[
{
"msg_contents": "I found an example of a casting problem in our source code now that we're\nrunning 7.3:\n\nSELECT CURRENT_DATE - EXTRACT(DOW FROM CURRENT_DATE);\n\n(Get's the start of the week);\n\nThis worked in 7.2, but fails in 7.3 with:\n\nERROR: Unable to identify an operator '-' for types 'date' and 'd... |
[
{
"msg_contents": "I've got a 6-way SGI Challenge L with R4400/200 cpu's in it, and a gig \nof interleaved ram. I am running postgres 7.3.1, which I compiled \n64-bit with MIPSPro. The database is living on an ultrawide scsi raid. \nI am also running postgres on a 2-cpu (85mhz) Sparc 20 with 384mb of \nram, and... |
[
{
"msg_contents": "> I have tried, without any luck, to get postgres compiled with gcc 3.2 \n> (from freeware.sgi.com). It keeps adding '-r' when its linking, even \n> when LDFLAGS is unset, LD is 'gcc' and CC is 'gcc'. I could do the \n> linking manually, but this is not really a viable option for a > \n> rele... |
[
{
"msg_contents": "Hi Bruce,\n\nHave you ever used the idocs on the PHP site? I find them invaluable,\nthough there are many useful comments that you might not want to\nincorporate into the official docs for fear of bloating them. Take a\nlook at http://www.php.net/manual/en/function.intval.php for example.\n\n... |
[
{
"msg_contents": "Hi\n\nmydatabase=#\n\nWhat about making this configurable, so that one could for examble change is prompt to:\n\nme:mydatabase@myhost=#\n\nWould a patch be accepted if I ever would get around to it? (I won't have time for the next few weeks, so if anyone else wants to do the implementation: f... |
[
{
"msg_contents": "\n> -----Original Message-----\n> From: Bruce Momjian [mailto:pgman@candle.pha.pa.us] \n> Sent: 03 February 2003 11:40\n> To: Dave Page\n> Cc: Neil Conway; PostgreSQL Hackers\n> Subject: Re: [HACKERS] Interactive Documentation - how do you \n> want it towork?\n> \n> \n> \n> I looked at that U... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Bruce Momjian [mailto:pgman@candle.pha.pa.us] \n> Sent: 03 February 2003 13:04\n> To: Dave Page\n> Cc: Neil Conway; PostgreSQL Hackers\n> Subject: Re: [HACKERS] Interactive Documentation - how do you \n> want it towork?\n> \n> > Perhaps we should then... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Tom Lane [mailto:tgl@sss.pgh.pa.us] \n> Sent: 03 February 2003 14:39\n> To: Dave Page\n> Cc: Bruce Momjian; Neil Conway; PostgreSQL Hackers\n> Subject: Re: [HACKERS] Interactive Documentation - how do you \n> want it towork? \n> \n> \n> \"Dave Page\" ... |
[
{
"msg_contents": "I'm nearing completion of a new procedural language, PL/R. It provides an \ninterface to the R Statistical Computing language. R is similar to the \ncommercial package S-Plus; for more on R see:\n http://www.r-project.org/\n\nHere is the first paragraph of their intro:\n\"R is a language an... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Rod Taylor [mailto:rbt@rbt.ca] \n> Sent: 03 February 2003 13:18\n> To: Dave Page\n> Cc: Bruce Momjian; Neil Conway; PostgreSQL Hackers\n> Subject: Re: [HACKERS] Interactive Documentation - how do you \n> want ittowork?\n> \n> \n> > The only effort req... |
[
{
"msg_contents": "Peter Eisentraut wrote:\n> I have prepared a little patch that makes room for a native Windows build\n> in our existing build framework. The Cygwin port would be renamed to\n> \"cygwin\" and the new port takes over the \"win\" name. I have prepared the\n> port specific template and makefile... |
[
{
"msg_contents": "\nWill announce tomorrow morning if there are no issues with it ...\n\n%ls -lt ~ftp/pub/source/v7.3.2\ntotal 21677\n-rw-r--r-- 1 pgsql pgsql 70 Feb 3 11:36 postgresql-test-7.3.2.tar.gz.md5\n-rw-r--r-- 1 pgsql pgsql 65 Feb 3 11:36 postgresql-7.3.2.tar.gz.md5\n-rw-r--r-- 1 ... |
[
{
"msg_contents": ">Can the ConsoleApp thing be written in C so we don't have to get an\n>extra C++ compiler for one file (for those who don't want to use the\n>Microsoft toolchain)?\n\nCritical sections and semaphores and mutexes are all available from the\nwin32 API. I agree with Peter: I am not sure it is a... |
[
{
"msg_contents": "Well the results are finally in. Hopefully we can concentrate on putting\nthem right, rather than having a round of \"told you so's\" :-)\n\nI modified the test program slightly to improve the consistency checks.\nThe updated version is attached.\n\nRegards, Dave.\n\nSystem\n======\n\nGigabyt... |
[
{
"msg_contents": "At 08:31 PM 2/1/03 +0800, Christopher Kings-Lynne wrote:\n>Why on earth are you using a CVS version!?!?!?!\n>\n>Chris\n>\nThis problem manifests itself under 7.3.1 release as well. CVS is used so\nwe can access patches to the SRF stuff implemented after 7.3.1 was released.\n\nTom... any link... |
[
{
"msg_contents": "For Win32, in order to emulate fsync() we will need to call\nFlushFileBuffers():\nhttp://msdn.microsoft.com/library/default.asp?url=/library/en-us/fileio/\nbase/flushfilebuffers.asp\n",
"msg_date": "Mon, 3 Feb 2003 12:15:02 -0800",
"msg_from": "\"Dann Corbit\" <DCorbit@connx.com>",
... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Tom Lane [mailto:tgl@sss.pgh.pa.us] \n> Sent: 03 February 2003 21:52\n> To: Dave Page\n> Cc: rbt@rbt.ca; pgsql-hackers@postgresql.org\n> Subject: Re: [HACKERS] Win32 Powerfail testing - results \n> \n> \n> \"Dave Page\" <dpage@vale-housing.co.uk> writ... |
[
{
"msg_contents": "At 10:52 PM 1/31/03 -0500, Tom Lane wrote:\n>wade <wade@wavefire.com> writes:\n>> We recently upgraded a project from 7.2 to 7.3.1 to make use of some of\n>> the cool new features in 7.3. The installed version is CVS stable from\n>> yesterday. However, we noticed a major performance hit i... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Hannu Krosing [mailto:hannu@tm.ee] \n> Sent: 03 February 2003 22:30\n> To: Dave Page\n> Cc: PostgreSQL Hackers; Katie Ward\n> Subject: Re: [HACKERS] Win32 Powerfail testing - results\n> \n> \n> Your hardware should also be able to run Postgres on BeOS... |
[
{
"msg_contents": ">> For Win32, in order to emulate fsync() we will need to call\n>> FlushFileBuffers():\nThe supplied link does not work. FlushFileBuffers() is for flushing\nfiles opened with CreateFile() etc.\n\nFor files opened with fopen(), call fflush().\n\nFor files opened with _open(), call _commit().\... |
[
{
"msg_contents": "\n\n> -----Original Message-----\n> From: Andrew Dunstan [mailto:andrew@dunslane.net] \n> Sent: 03 February 2003 22:47\n> To: PostgreSQL Hackers\n> Subject: Re: [HACKERS] Win32 and fsync()\n> \n> \n> I'm having difficulty digging up the reference, but I think I \n> recall seeing something tha... |
[
{
"msg_contents": ">I'm having difficulty digging up the reference, but I think I recall\nseeing >something that said, roughly, on W32 there are 2 sets of buffers\n- those in >the user level library and those in the kernel level driver,\nand >FlushFileBuffers drains the first, while _commit drains both (it\ninc... |
[
{
"msg_contents": "> -----Original Message-----\n> From: Merlin Moncure [mailto:merlin.moncure@rcsonline.com] \n> Sent: Monday, February 03, 2003 3:00 PM\n> To: Andrew Dunstan\n> Cc: pgsql-hackers@postgresql.org\n> Subject: Re: [HACKERS] Win32 and fsync()\n> \n> \n> >I'm having difficulty digging up the referen... |
[
{
"msg_contents": "> -----Original Message-----\n> From: Andrew Dunstan [mailto:andrew@dunslane.net] \n> Sent: Monday, February 03, 2003 3:31 PM\n> To: Dann Corbit; Merlin Moncure\n> Cc: pgsql-hackers@postgresql.org\n> Subject: Re: [HACKERS] Win32 and fsync()\n> \n> \n> I'm not sure what the provenance of this ... |
[
{
"msg_contents": "At 05:51 PM 2/3/03 -0500, Tom Lane wrote:\n>wade <wade@wavefire.com> writes:\n>> Here is the profile information. I included a log of the session that\n>> generated it at the top of the gprof output. If there is any other info I\n>> can help you with, please let me know.\n>\n>A four-second... |
[
{
"msg_contents": " Well, IMHO I would rather see a delay of the roll-out by a day or two\nthan see a release with such a serious performance glitch. Especially\nsince I personally have been shooting my big mouth off to all my geek\nfriends on the leaps and bounds PG has made in the last few releases. With\n... |
[
{
"msg_contents": "Latest CVS, timetz and horology is failing...\n\nparallel group (13 tests): text name varchar float4 char int2 boolean oid\nint8 float8 bit int4 numeric\n boolean ... ok\n char ... ok\n name ... ok\n varchar ... ok\n ... |
[
{
"msg_contents": "Posted about 2 weeks to the \"General\" and \"Questions\" lists. Got no answers \nand found no workaround (yet !).\n\nAny ideas ?\n\n\t\t\t\t\tEmmanuel Charpentier\n\nPS : If possible, Please Cc: to charpent@bacbuc.dyndns.org : I'm reading \nthe list through the news server, and nor very ofte... |
[
{
"msg_contents": "I think the fopen or _open family of functions all map directly to the\nwin32 API. They add a little cruft, which generally makes using them\npointless, because you have less control over security, caching, and\nother such things when opening the file. There is the slight overhead\nof the e... |
[
{
"msg_contents": "I have been in communication with O'Reilly, and they are hoping for\nanother strong PostgreSQL showing at the O'Reilly convention this year.\n\nWe have until February 15th to submit tutorials (3 hours) and\npresentations (45 or 90 minutes).\n\nIf you are interested, please go to:\n\n\thttp://... |
[
{
"msg_contents": "Hello!\n\nI have dropped some columns and have quite some problems now with RECTYPE\nvariables types.\n\nMy question: Can I RECREATE dropped columns?\n\nI checked the pg_attribute table and there I can change values of attname,\nattstattarget and attisdropped\nfor my column. Will this work? I... |
[
{
"msg_contents": "OK, \n I redid my trials with the same data set on 7.2.3 --with-multibyte and I\nget the same brutal performance hit, so it is definitely a\nmultibyte-specific problem.\n WRT the distribution of the data in the table, I used the following:\nAll g-words in /usr/share/dict with different proc... |
[
{
"msg_contents": "I am using PostgreSQL 7.1, with the jdbc7.1-1.3.jar file. I am trying to\nsend a Large Object to the database but get an error saying 'lo_in: error\nin parsing <dump of binary data is following>'. The offending statement is\n'p.setBinaryStream(1, bis, size);' where bis is an instanceof\nDataI... |
[
{
"msg_contents": "\nCan someone point me to an online doc to read through on this?\n\n\n",
"msg_date": "Tue, 4 Feb 2003 14:09:43 -0400 (AST)",
"msg_from": "\"Marc G. Fournier\" <scrappy@hub.org>",
"msg_from_op": true,
"msg_subject": "PGP Signing ..."
},
{
"msg_contents": "\n-----BEGIN P... |
[
{
"msg_contents": "hi..i have questions about struct pgproc (in file proc.h) and proclock ( in \nfile lock.h) of the postgresql source code, does anyone know the exact \ndifference between pgproc and proclock structs??\nthank you\n-sumaira\n\n\n\n\n\n_____________________________________________________________... |
[
{
"msg_contents": "Confirmed. Looks like a 100-fold increase. Thanx guys.\nExplain output can be seen here:\nhttp://arch.wavefire.com/pgregex.txt\n -Wade Klaver\n\nAt 09:59 AM 2/5/03 -0500, Tom Lane wrote:\n>Tatsuo Ishii <t-ishii@sra.co.jp> writes:\n>> Ok. The original complain can be sasily solved at least f... |
[
{
"msg_contents": "Bruce,\n\nwe just released new version of contrib/btree_gist\n(7.3 and current CVS) with support of int8, float4, float8\nin addition to int4. Thanks Janko Richter for contribution.\nCould you, please, download entire archive (12Kb) from\nhttp://www.sai.msu.su/~megera/postgres/gist/btree_gist... |
[
{
"msg_contents": "\nG'day ...\n\n This is just a quick announcement that v7.3.2 has been tag'd (REL7_3_2),\nand released, to address several problems found with v7.3.1. This release\naddresses several overrun and memory leak issues that were found in recent\nweeks, so it is highly recommended that those runn... |
[
{
"msg_contents": "I have just committed the latest version of Henry Spencer's regex\npackage (lifted from Tcl 8.4.1) into CVS HEAD. This code is natively\nable to handle wide characters efficiently, and so it avoids the\nmultibyte performance problems recently exhibited by Wade Klaver.\nI have not done extens... |
[
{
"msg_contents": "Hi there,\n\nTeodor has finished alpha version of contrib/tsearch with\nranking support. Also, it includes OpenFTS (0.34) parser, ispell and\nsnowball (stemming) support.\n\nComments and documentation are welcome !\nWithout documentation we'll be not able to release the module !\nWe need docu... |
[
{
"msg_contents": "Hi,\n\nWhat/Where i need set/configure to limit the numbers of databases which a \nnormal user can create?\n\n-- \nFabio Angeluci Martins\nfamartins at gashost com\nwww.gashost.com\nUIN: 24397990\n\n",
"msg_date": "Wed, 5 Feb 2003 18:48:44 -0200",
"msg_from": "Fabio Angeluci Martins <... |
[
{
"msg_contents": "Hi all,\n\n The FreeBSD 5.0 released recently. Some phrases from release notes:\n \". . . SMP support has been largely reworked, incorporating code from \n BSD/OS 5.0. One of the main features of SMPng (``SMP Next Generation'')\n is to allow more processes to run in kernel, wi... |
[
{
"msg_contents": "Hi,\nwe'd like to know how disk pages map to disk blocks.\nIn particular, looking at the code it seems that one\npage can be built on several disk blocks while in the\nfirst lines of bufpage.h it is said that \"a postgres\ndisk page is an abstraction layered on top of *a*\npostgres disk block... |
[
{
"msg_contents": "Is there a reason why lc_messages is PGC_SUSET, and not PGC_USERSET?\nI can't see any security rationale for restricting it.\n\n\t\t\tregards, tom lane\n",
"msg_date": "Thu, 06 Feb 2003 13:45:11 -0500",
"msg_from": "Tom Lane <tgl@sss.pgh.pa.us>",
"msg_from_op": true,
"msg_subj... |
[
{
"msg_contents": "Hi all,\n\nOne Japanese character has been causing my head to swim lately. I've\nfinally tracked down the problem to both Java 1.3 and Postgresql.\n\nThe problem character is namely:\nutf-16: 0x301C\nutf-8: 0xE3809C\nSJIS: 0x8160\nEUC_JP: 0xA1C1\nOtherwise known as the WAVE DASH character.\n\... |
[
{
"msg_contents": "Currently, the planner spends a good deal of time pushing around lists\nof small integers, because it uses such lists to identify join\nrelations. For example, given SELECT ... FROM a, b, c WHERE ...\nthe list (1,2) (or equivalently (2,1)) would represent the join of\na and b.\n\nThis repres... |
[
{
"msg_contents": "The patch below fixes a pair of little typos in a language\nlocalization file, and adds a few more shared libraries to the list of\nsuch that libpq might depend on. (I need them to get things to work\nproperly with Kerberos 5 under NetBSD, where the lack of them breaks\nlibpgtcl.so run-time ... |
[
{
"msg_contents": "Hello!\n\nJust update my CVS tree and got the following errors:\n\nmake[4]: Entering directory `/home/anteater/psql/pgsql/src/backend/optimizer/util'\ngcc -O2 -Wall -Wmissing-prototypes -Wmissing-declarations -I../../../../src/include -c -o clauses.o clauses.c\nclauses.c:2322:1: directives ... |
[
{
"msg_contents": "Dear PostgreSQL developers, \n\nas far as I know, there is no function available to directly access the\nuser id (pg_(shadow|user).usesysid) \nof the current database user, while the user's name is easily available\n(function current_user). \n\nFor a couple of databases I'm using or designing... |
[
{
"msg_contents": "Please apply patches for contrib/ltree.\n\nltree_73.patch.gz - for 7.3 :\n\tFix ~ operation bug: eg '1.1.1' ~ '*.1'\n\nltree_74.patch.gz - for current CVS\n Fix ~ operation bug: eg '1.1.1' ~ '*.1'\n Add ? operation\n Optimize index storage\n\nLast change needs drop/create all ltree i... |
[
{
"msg_contents": "How's this issue going on the 7.4 development tree?\nI saw it on the TODO list, but didn't find much on the archives of this \nmailing list.\n\n-- \nPorqué usar una base de datos relacional cualquiera,\nsi podés usar PostgreSQL?\n---------------------------------------------------------------... |
[
{
"msg_contents": "Postgres General:\n\nFirst, I would like to thank you for your contribution with Postgres, a\nwonderful database server that I use extensively.\n\nBelow is something that may be of interest -- a short, 7-statement script\nthat seems to drop my postgres server. Here's the following version\nin... |
[
{
"msg_contents": "It is not possible to break out of createuser with ctrl-c, ctrl-\\ or\nkill -TERM.\n\nThe reason is that this line:\n # Don't want to leave the user blind if he breaks\n # during password entry.\n \n trap 'stty echo >... |
[
{
"msg_contents": "Is there any workaround for this problem? I'm getting involved in a \nproject where inheritance is an incredibly useful feature, but the \nnon-unique issue could be a serious stumbling block. Is there any way \nto work around it with a trigger or something?\n\n",
"msg_date": "Sat, 08 Fe... |
[
{
"msg_contents": "Hi every one,\n\nI'm having a weird time compiling postgresql 7.3.x on uw 713.\n\nNo matter what I put after .configure, it's not taken into account :?\n\nWorks fine on uw 711\n\nthe neat exemple is that it can't find readline even with\n--with-includes=/usr/local/include\n\n--with-java doesn... |
[
{
"msg_contents": "Hello to any person who is interested:\nOur team are trying hard on the PostgreSQL test,including JDBC,ODBC,SQL.\nCould anyone give us some instructions about SQL Conformance?\nWe've got NIST's SQL Test Suite V6 and tried it.But after checking its some SQL scripts,I found\nit was not as good ... |
[
{
"msg_contents": "Hi,\n\nThis is my first time posting. I'd like to ask about the source code for\npostgresql, in particular the buffer manager code. What do all the various\ndescriptors do? (i.e. free_list_descriptor, data_descriptor) I can't find\ncomments that explain their function =(.\n\nFrank\n\n\n",... |
[
{
"msg_contents": "I've just added some code to explain.c to change the label of join nodes\nwhen they are using special join rules (for outer joins or IN joins).\nThis wasn't all that interesting up through 7.3, because knowing the\nquery you could be quite sure which join rule was in effect at each\nstep. Bu... |
[
{
"msg_contents": "Here's an example:\n\n\tcreate view master_detail\n\tas select * from master \n\tleft join detail on (master.detail_key=detail.key);\n\nI noticed that PostgreSQ performs join even when I execute\n\n\tselect some_master_fields from master_detail;\n\nbut there exists an unique index on detail.k... |
[
{
"msg_contents": "The recent addition of drop column makes possible to \"change\" column type. \nE. g. : I have written a small utility reading Medline queries results and \ndumping them in a Postgres database for further analysis.\n\n[ Two remarks before starting ; 1) I *know* that I'm reinventing the wheel \... |
[
{
"msg_contents": "Hi guys,\n\nLooking at the log_duration postgresql.conf option. How about adding an\noption log_duration_min which is a value in milliseconds that is the minimum\ntime a query must run for before being logged. Basically, what I'd be\ninterested in is \"please log the SQL query and duration ... |
[
{
"msg_contents": "Hi,\nIn the merge join as well as in the nested loop join,\nwe do ExecProject() after we have found tuples from\nthe relations involved in the join.\n For a join query involving just two relations and\nmerge join being used, the outer plan will be\nNodeSort. Now, NodeSort will create Temp f... |
[
{
"msg_contents": "\nI'm pleased to announce the release of pgbash-7.3.\nhttp://www.psn.co.jp/PostgreSQL/pgbash/index-e.html\n\nChangeLog:\n1. Fix a bug of CVS form in the (pgbash original)copy command. \n2. Update 'pgbashrc' for PostgreSQL-7.3. \n3. Pgbash version number was changed into the same number as Pos... |
[
{
"msg_contents": "Hrm. I just saw that the PHP ADODB guy just published a bunch of database\nbenchmarks. It's fairly evident to me that benchmarking PostgreSQL on\nWin32 isn't really fair:\n\nhttp://php.weblogs.com/oracle_mysql_performance\n\n*sigh*\n\nChris\n\n\n",
"msg_date": "Tue, 11 Feb 2003 22:26:08... |
[
{
"msg_contents": ">Hrm. I just saw that the PHP ADODB guy just published a bunch of database\n>benchmarks. It's fairly evident to me that benchmarking PostgreSQL on\n>Win32 isn't really fair:\n\n>http://php.weblogs.com/oracle_mysql_performance\n\nAnd why is the highly advocated transaction capable MySQL 4 no... |
[
{
"msg_contents": "\nSo one of the items on the TODO list is \"Add hash for evaluating GROUP BY\naggregates (Tom)\" \n\nI'm finding this would benefit a lot of my queries. Most of the time seems to\nbe going into sorts for group by clauses. I don't know how long it would take\nto build a hash of course, but I s... |
[
{
"msg_contents": "I've tested all the win32 versions of postgres I can get my hands on\n(cygwin and not), and my general feeling is that they have problems with\ninsert performance with fsync() turned on, probably the fault of the os.\nSelect performance is not so much affected.\n\nThis is easily solved with t... |
[
{
"msg_contents": "Does anyone know whether cygwin has a setting comparable to SHMMAX,\nand if so what is its default value? How about the upcoming native\nWindows port --- any issues there?\n\nFrom a pure win32 point of view, a good approach would be to use the\nVirtualAlloc() memory allocation functions and ... |
[
{
"msg_contents": "True, but even so, 32 max connections is a bit light. I have more \npgsql databases than that on my box now. My point in my previous answer\n\nto Tom was that you HAVE to shut down postgresql to change this. It \ndoesn't allocate tons of semaphores on startup, \n[snip]\n\nis this correct? ... |
[
{
"msg_contents": "I have just returned from a two-week speaking trip to Japan and Belgium.\nI spoke at three locations in Tokyo, and at FOSDEM in Brussels. I have\nupdated my home page to list all the speeches, including one on\nreplication and a new marketing one:\n\n\thttp://candle.pha.pa.us/main/writings/c... |
[
{
"msg_contents": "Has a final decision been made if the win32 port is going to be threaded\nor not?\nMerlin\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nHas a final decision been made if the win32 port is going to\nbe threaded or not?\nMerlin",
"msg_date": "Tue, 11 Feb 2003 16:42:07 -0500",
"msg_from": "\"Merlin Moncu... |
[
{
"msg_contents": "Hi All,\n\nWhat is the maximum size a large object can be in PostgreSQL?\nWhat is the maximum size a TOASTed object can be in PostgreSQL?\n\nThe \"PostgreSQL Limitations\" page says the maximum size of a \"field\" is \n1 Gb, but does a large object constitute a field? :)\n\nThanks,\nPaul\n\n-... |
[
{
"msg_contents": "On Tue, 11 Feb 2003, Merlin Moncure wrote:\n\n> Here's the comment I was referring to:\n> \n> /*\n> * InitProcGlobal -\n> *\t initializes the global process table. We put it here so that\n> *\t the postmaster can do this initialization.\n> *\n> *\t We also create all the per-process s... |
[
{
"msg_contents": "Being that this group of hackers is one I trust, and that this is a pretty \ncommon scenario for contract programming, I thought I'd ask this group a \nquestion. I hope you don't mind.\n\nI did some contract programming work for a to-be-nameless company a while \nback, and I'm having difficu... |
[
{
"msg_contents": "Hi all:\n\tI emailed Marc Fournier on this topic some weeks back, but haven't \nheard from him.\n\nI am teaching the undergrad DB course at UC Berkeley, something I do \nwith some frequency. We have the usual 180 students we get every \nsemester (yep: 180!), but this year we've instituted 2... |
[
{
"msg_contents": "Hi all:\n\tI wanted to give the PostgreSQL community a heads up on ongoing \ndatabase research here at UC Berkeley, which may be of interest since \nit uses PGSQL.\n\nThe last few years we've been building a system called Telegraph, which \nhas a number of research thrusts:\n\na) aggressively... |
[
{
"msg_contents": "Hi everyone,\n\n> > with some frequency. We have the usual 180 students we get every \n> > semester (yep: 180!), but this year we've instituted 2 changes:\n\nWe're looking at >100 students taking the class here every year.\n\n> Double cool. I'm just down the road, if Natassa needs a visiti... |
[
{
"msg_contents": "> -----Original Message-----\n> From: Christopher Kings-Lynne [mailto:chriskl@familyhealth.com.au] \n> Sent: Tuesday, February 11, 2003 8:54 PM\n> To: Hackers; Advocacy\n> Subject: [HACKERS] PostgreSQL Tuning Results\n> \n> \n> Hi Everyone,\n> \n> I have just completed a basic set of benchmar... |
[
{
"msg_contents": "> -----Original Message-----\n> From: ow [mailto:oneway_111@yahoo.com] \n> Sent: Tuesday, February 11, 2003 10:32 PM\n> To: Shridhar \n> Daithankar<shridhar_daithankar@persistent.co.in>; \n> pgsql-hackers@postgresql.org\n> Cc: pgsql-advocacy@postgresql.org\n> Subject: Re: [pgsql-advocacy] [HA... |
[
{
"msg_contents": "A financial database benchmark:\nhttp://www.cs.nyu.edu/cs/faculty/shasha/fintime.html\n",
"msg_date": "Tue, 11 Feb 2003 23:02:43 -0800",
"msg_from": "\"Dann Corbit\" <DCorbit@connx.com>",
"msg_from_op": true,
"msg_subject": "Re: [HACKERS] PostgreSQL Benchmarks"
}
] |
[
{
"msg_contents": "This is how to get the FIPS benchmark. It measures CONFORMANCE rather\nthan performance:\nhttp://www.itl.nist.gov/div897/ctg/sql_form.htm\n",
"msg_date": "Tue, 11 Feb 2003 23:15:23 -0800",
"msg_from": "\"Dann Corbit\" <DCorbit@connx.com>",
"msg_from_op": true,
"msg_subject": ... |
[
{
"msg_contents": "The benchmark handbook:\nhttp://www.benchmarkresources.com/handbook/contents.asp\n",
"msg_date": "Tue, 11 Feb 2003 23:15:56 -0800",
"msg_from": "\"Dann Corbit\" <DCorbit@connx.com>",
"msg_from_op": true,
"msg_subject": "Re: [HACKERS] PostgreSQL Benchmarks"
}
] |
[
{
"msg_contents": "Hello, \n\nMy name is rong xie. I am a Student at TU-Munich.\nI have a question to Postgresql an Linux. \ne.g:\nfor IBM DB2: I can write a test.sql file.\n\n--test.sql\nconnect to database1;\nset schema xie;\nselect * from table1;\ninsert table1 value('rong','xie',22);\nselect * from table1;\... |
[
{
"msg_contents": "Dear Friends,\n\nAs a minor contributor to pgAdmin, I would like to express ideas as regards \nthe Windows port. As a personal point of view, it may or may not reflect the \ncommunity ideas, who knows. Don't flame me too much, I am only a casual user \nof PostrgreSQL...\n\n*******************... |
[
{
"msg_contents": "\n\nI think there should be a special mailing list set up called\npg-sql-win32-advocacy where people can continually harass the postgres\ndev team and debate the merits of the win32 operating system. In\nparticular, make sure to insult them for being elitists (while at the\nsame time asking ... |
[
{
"msg_contents": "> \n> > Another way of looking at it is memory mapped files. This probably\nmost\n> > closely resembles unix shared memory and is the de facto standard\nway\n> > for interprocess memory block sharing. Sadly, performance will\nsuffer\n> > because you have to rely on the virtual memory system... |
[
{
"msg_contents": "Hi!\n\nInsert function of any type of index must returns palloced InsertIndexResult \n(contains blkno and offset).\nThis result is returned by index_insert (backend/access/indexam/indexam.c).\nThis function is called in 3 places:\n./access/heap/tuptoaster.c\n./catalog/indexing.c\n./executor/e... |
[
{
"msg_contents": "Well said\nI was just trying to be funny. Since we are all programmers here, I'll try and re-express my thought in a (somewhat) portable language:\n\nchar HackerThought[] = \"Maybe there really is something to this windows business. Perhaps its time to consider a port\".\nint iAnnoyanceLeve... |
[
{
"msg_contents": "\nRan into this in cvs tip checked out as of yesterday:\n\ndb=> SELECT sum(CASE WHEN (upper(substr((select 'en'::varchar),1,1)) not between 'A' and 'Z') THEN 1 ELSE 0 END) AS n FROM tab;\nERROR: transformExpr: does not know how to transform node 309 (internal error)\n\n309 is T_FuncExpr. I... |
[
{
"msg_contents": "\nHi!\n\nIs there any way to adjust dumps from postgresql 7.3 for use by\nversion 7.2 and vice versa ?\n\nOr is there a way to transport a full database via csv or in any other\nkind to 7.2 and vice versa ?\n\nWe are running a couple of servers/mirrors at various locations in the\nworld, hand... |
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